[Nexus 7 (2013) Q&A] jhford:
Fastboot diagnostics

Here is the output:

C:\Program Files (x86)\WugFresh Development\Nexus Root Toolkit\data>fastboot oem gpt-info

...

(bootloader) partition[1].name = radio

(bootloader) partition[1].first_lba = 131072

(bootloader) partition[1].last_lba = 306143

(bootloader) partition[1].size 87536 KB

(bootloader) partition[2].name = modemst1

(bootloader) partition[2].first_lba = 393216

(bootloader) partition[2].last_lba = 399359

(bootloader) partition[2].size 3072 KB

(bootloader) partition[3].name = modemst2

(bootloader) partition[3].first_lba = 399360

(bootloader) partition[3].last_lba = 405503

(bootloader) partition[3].size 3072 KB

(bootloader) partition[4].name = persist

(bootloader) partition[4].first_lba = 524288

(bootloader) partition[4].last_lba = 554287

(bootloader) partition[4].size 15000 KB

(bootloader) partition[5].name = m9kefs1

(bootloader) partition[5].first_lba = 655360

(bootloader) partition[5].last_lba = 656919

(bootloader) partition[5].size 780 KB

(bootloader) partition[6].name = m9kefs2

(bootloader) partition[6].first_lba = 656920

(bootloader) partition[6].last_lba = 658479

(bootloader) partition[6].size 780 KB

(bootloader) partition[7].name = m9kefs3

(bootloader) partition[7].first_lba = 786432

(bootloader) partition[7].last_lba = 787991

(bootloader) partition[7].size 780 KB

(bootloader) partition[8].name = fsg

(bootloader) partition[8].first_lba = 787992

(bootloader) partition[8].last_lba = 794135

(bootloader) partition[8].size 3072 KB

(bootloader) partition[9].name = sbl1

(bootloader) partition[9].first_lba = 917504

(bootloader) partition[9].last_lba = 920503

(bootloader) partition[9].size 1500 KB

(bootloader) partition[10].name = sbl2

(bootloader) partition[10].first_lba = 920504

(bootloader) partition[10].last_lba = 923503

(bootloader) partition[10].size 1500 KB

(bootloader) partition[11].name = sbl3

(bootloader) partition[11].first_lba = 923504

(bootloader) partition[11].last_lba = 927599

(bootloader) partition[11].size 2048 KB

(bootloader) partition[12].name = aboot

(bootloader) partition[12].first_lba = 927600

(bootloader) partition[12].last_lba = 937839

(bootloader) partition[12].size 5120 KB

(bootloader) partition[13].name = rpm

(bootloader) partition[13].first_lba = 937840

(bootloader) partition[13].last_lba = 938863

(bootloader) partition[13].size 512 KB

(bootloader) partition[14].name = boot

(bootloader) partition[14].first_lba = 1048576

(bootloader) partition[14].last_lba = 1081343

(bootloader) partition[14].size 16384 KB

(bootloader) partition[15].name = tz

(bootloader) partition[15].first_lba = 1179648

(bootloader) partition[15].last_lba = 1180671

(bootloader) partition[15].size 512 KB

(bootloader) partition[16].name = pad

(bootloader) partition[16].first_lba = 1180672

(bootloader) partition[16].last_lba = 1180673

(bootloader) partition[16].size 1 KB

(bootloader) partition[17].name = sbl2b

(bootloader) partition[17].first_lba = 1180674

(bootloader) partition[17].last_lba = 1183673

(bootloader) partition[17].size 1500 KB

(bootloader) partition[18].name = sbl3b

(bootloader) partition[18].first_lba = 1183674

(bootloader) partition[18].last_lba = 1187769

(bootloader) partition[18].size 2048 KB

(bootloader) partition[19].name = abootb

(bootloader) partition[19].first_lba = 1187770

(bootloader) partition[19].last_lba = 1198009

(bootloader) partition[19].size 5120 KB

(bootloader) partition[20].name = rpmb

(bootloader) partition[20].first_lba = 1198010

(bootloader) partition[20].last_lba = 1199033

(bootloader) partition[20].size 512 KB

(bootloader) partition[21].name = tzb

(bootloader) partition[21].first_lba = 1199034

(bootloader) partition[21].last_lba = 1200057

(bootloader) partition[21].size 512 KB

(bootloader) partition[22].name = system

(bootloader) partition[22].first_lba = 1310720

(bootloader) partition[22].last_lba = 3031039

(bootloader) partition[22].size 860160 KB

(bootloader) partition[23].name = cache

(bootloader) partition[23].first_lba = 3031040

(bootloader) partition[23].last_lba = 4177919

(bootloader) partition[23].size 573440 KB

(bootloader) partition[24].name = misc

(bootloader) partition[24].first_lba = 4194304

(bootloader) partition[24].last_lba = 4196351

(bootloader) partition[24].size 1024 KB

(bootloader) partition[25].name = recovery

(bootloader) partition[25].first_lba = 4325376

(bootloader) partition[25].last_lba = 4345855

(bootloader) partition[25].size 10240 KB

(bootloader) partition[26].name = DDR

(bootloader) partition[26].first_lba = 4456448

(bootloader) partition[26].last_lba = 4456463

(bootloader) partition[26].size 8 KB

(bootloader) partition[27].name = ssd

(bootloader) partition[27].first_lba = 4456464

(bootloader) partition[27].last_lba = 4456479

(bootloader) partition[27].size 8 KB

(bootloader) partition[28].name = m9kefsc

(bootloader) partition[28].first_lba = 4456480

(bootloader) partition[28].last_lba = 4456481

(bootloader) partition[28].size 1 KB

(bootloader) partition[29].name = metadata

(bootloader) partition[29].first_lba = 4587520

(bootloader) partition[29].last_lba = 4587583

(bootloader) partition[29].size 32 KB

(bootloader) partition[30].name = userdata

(bootloader) partition[30].first_lba = 4718592

(bootloader) partition[30].last_lba = 60424158

(bootloader) partition[30].size 27852783 KB

(bootloader) partition[31].name =

(bootloader) partition[31].first_lba = 0

(bootloader) partition[31].last_lba = 0

(bootloader) partition[31].size 0 KB

(bootloader) partition[32].name =

(bootloader) partition[32].first_lba = 0

(bootloader) partition[32].last_lba = 0

(bootloader) partition[32].size 0 KB

(bootloader) partition[33].name =

(bootloader) partition[33].first_lba = 0

(bootloader) partition[33].last_lba = 0

(bootloader) partition[33].size 0 KB

(bootloader) partition[34].name =

(bootloader) partition[34].first_lba = 0

(bootloader) partition[34].last_lba = 0

(bootloader) partition[34].size 0 KB

(bootloader) partition[35].name =

(bootloader) partition[35].first_lba = 0

(bootloader) partition[35].last_lba = 0

(bootloader) partition[35].size 0 KB

(bootloader) partition[36].name =

(bootloader) partition[36].first_lba = 0

(bootloader) partition[36].last_lba = 0

(bootloader) partition[36].size 0 KB

(bootloader) partition[37].name =

(bootloader) partition[37].first_lba = 0

(bootloader) partition[37].last_lba = 0

(bootloader) partition[37].size 0 KB

OKAY [ 0.422s]

finished. total time: 0.422s

C:\Program Files (x86)\WugFresh Development\Nexus Root Toolkit\data>fastboot format cache

Creating filesystem with parameters:

Size: 587202560

Block size: 4096

Blocks per group: 32768

Inodes per group: 7168

Inode size: 256

Journal blocks: 2240

Label:

Blocks: 143360

Block groups: 5

Reserved block group size: 39

Created filesystem with 11/35840 inodes and 4616/143360 blocks

target didn't report max-download-size

erasing 'cache'...

OKAY [ 0.078s]

sending 'cache' (10984 KB)...

OKAY [ 0.361s]

writing 'cache'...

OKAY [ 0.500s]

finished. total time: 0.940s

Thank you. Now what?